LARIMAR THERAPEUTICS INC

LRMR (LARIMAR THERAPEUTICS INC) is held by 91 institutional investors as of Q1 2026. Largest holders: BlackRock, Inc. ($16.9M), MILLENNIUM MANAGEMENT LLC ($16.3M), DRIEHAUS CAPITAL MANAGEMENT LLC ($13.2M). Net institutional sentiment: Mixed.

91

Holders

Avg rating(11 Elite)

$136.3M

Total Value

62% (97)

Fund Consensus

56 buying - 35 selling

LRSmart Money Verdict

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71Positive MomentumSplit Signals

Institutional (13F)62

Insider (Form 4)100

Activist (13D/13G)49

Congressional (STOCK Act)

No data

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See how LRMR's score breaks down across 4 SEC sources

Holder Quality

11

★★★★★

Elite

27

★★★★

Strong

29

★★★

Solid

24

★★

Below

6

★

Weak

Held by 91 funds

11 elite

Who's Trading

ActivistBOBlue Owl Capital Holdings LP10.0%May 14, 2026

ActivistMillennium Management LLC3.5%Apr 30, 2026

InsiderUNUnknownBuy $5.4MFeb 27, 2026

InsiderFEFlynn James EBuy $5.4MFeb 27, 2026

InsiderUNUnknownBuy $4.2MFeb 27, 2026

InsiderUNUnknownBuy $10.0MFeb 27, 2026

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13F: Mar 31, 2026Insider & Congress: Updated regularly

Positions (91)History

AllNewIncreasedHeldDecreasedExited

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Increased	3.8M(+1.9%)	$16.9M	0.0%	-8.15%	29
MILLENNIUM MANAGEMENT LLC	Decreased	3.6M(-30.4%)	$16.3M	0.0%	+7.49%	0
DRIEHAUS CAPITAL MANAGEMENT LLC	Increased	2.9M(+448.0%)	$13.2M	0.1%	-36.11%	45
GOLDMAN SACHS GROUP INC	Increased	1.6M(+15.9%)	$7M	0.0%	-3.52%	32
RTW INVESTMENTS, LP	Decreased	1.5M(-52.0%)	$6.8M	0.1%	+5.92%	0
Woodline Partners LP	Increased	1.4M(+74.9%)	$6.3M	0.0%	-22.50%	41
GEODE CAPITAL MANAGEMENT, LLC	Increased	1.1M(+1.4%)	$5M	0.0%	-38.38%	27
Point72 Asset Management, L.P.	Decreased	1M(-28.3%)	$4.7M	0.0%	+3.29%	0
MWMARSHALL WACE, LLP	New	933,464	$4.2M	0.0%	-35.03%	37
STATE STREET CORP	Decreased	911,326(-0.1%)	$4.1M	0.0%	-37.41%	0
Qube Research & Technologies Ltd	New	847,644	$3.8M	0.0%	-35.03%	37
AQR CAPITAL MANAGEMENT LLC	Increased	817,517(+62.8%)	$3.7M	0.0%	-9.46%	39
DIMENSIONAL FUND ADVISORS LP	Increased	798,462(+143.8%)	$3.6M	0.0%	-25.83%	43
RENAISSANCE TECHNOLOGIES LLC	Increased	739,942(+148.9%)	$3.3M	0.0%	-27.11%	43
Nuveen, LLC	Increased	674,915(+541.7%)	$3M	0.0%	-29.00%	43
CACaption Management, LLC	Increased	635,024(+52.9%)	$2.9M	0.0%	-10.43%	37
AIAlyeska Investment Group, L.P.	Decreased	617,211(-33.5%)	$2.8M	0.0%	-20.75%	0
DED. E. Shaw & Co., Inc.	Increased	575,624(+31.6%)	$2.6M	0.0%	-16.63%	33
JANE STREET GROUP, LLC	Decreased	554,007(-18.4%)	$2.5M	0.0%	+0.15%	0
CITADEL ADVISORS LLC	Decreased	519,132(-62.0%)	$2.3M	0.0%	+25.02%	0

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Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer